Welcome!

Explore the data collected and visualized over the past 50 years at the Ecopreserve in Calvin Univeristy!

We want to give you the opportunity to view different graphs from the data collected from the trees in the ecosystem preserve. When you look through these, ask yourself: “What can I learn about tree growth from the graph?”

The map above is to observe where the area of study within the the nature preserve can be found. You can drag the map and move around by clicking on it.

Interactive

This is graph represent each of the trees measured throughout the 50 years of study. If you click the “play” button it will start a sequence which will show how the ecosystem preserve has change throughout time. If you hover over the trees it will show you information about them.

Shannon Diversity

The purpose of the graph above is to show how much diversity of trees there is in the nature preserve.

Size vs Competition

Do Trees further away from each other grow larger?

Rainfall on Tree

GDD vs. DBH

Precipitation vs DBH